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re PR libgcj/12350 (StringBuffer.substring handles shared flag incorrected.)

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2003-09-21  Ralph Loader  <suckfish@ihug.co.nz>

        PR java/12350:
        * java/lang/StringBuffer.java (substring): Fix handling of shared
        flag.

2003-09-21  Ralph Loader  <suckfish@ihug.co.nz>

        PR java/12350
        * libjava.lang/PR12350.java: New file.
        * libjava.lang/PR12350.out: New file.

From-SVN: r71651
This commit is contained in:
Ralph Loader 2003-09-22 08:17:49 +00:00 • committed by Bryce McKinlay
parent b5bb72ec41
commit 88962108fc
5 changed files with 35 additions and 2 deletions
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20
libjava/testsuite/libjava.lang/PR12350.java Normal file
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@ -0,0 +1,20 @@
public class PR12350
{
static public void main (String[] ignored) throws Throwable
{
StringBuffer b = new StringBuffer ("Good string. More than 16 chars.");
// Should cause sharing.
String s = b.toString();
// Take a char by char unshared copy of s.
String t = new String (s.toCharArray());
b.substring (0, 4); // BUG: Clears shared flag.
b.replace (0, 4, "Bad "); // Modifies shared data.
System.out.println (s);
assert s.equals (t);
}
}